Convert ARRAYSIZE_UNSAFE -> arraysize in net/.

net/http/http_auth_handler_digest_unittest.cc

Index: net/http/http_auth_handler_digest_unittest.cc
diff --git a/net/http/http_auth_handler_digest_unittest.cc b/net/http/http_auth_handler_digest_unittest.cc
index 5c3941c9efe3920a2677bdcb3bf7c8847eaa0865..8b5179e19261ced094ea1e6537e351287ddbc6e6 100644
--- a/net/http/http_auth_handler_digest_unittest.cc
+++ b/net/http/http_auth_handler_digest_unittest.cc
@@ -351,7 +351,7 @@ TEST(HttpAuthHandlerDigestTest, ParseChallenge) {
   GURL origin("http://www.example.com");
   scoped_ptr<HttpAuthHandlerDigest::Factory> factory(
       new HttpAuthHandlerDigest::Factory());
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
+  for (size_t i = 0; i < arraysize(tests); ++i) {
     scoped_ptr<HttpAuthHandler> handler;
     int rv = factory->CreateAuthHandlerFromString(tests[i].challenge,
                                                   HttpAuth::AUTH_SERVER,
@@ -516,7 +516,7 @@ TEST(HttpAuthHandlerDigestTest, AssembleCredentials) {
   GURL origin("http://www.example.com");
   scoped_ptr<HttpAuthHandlerDigest::Factory> factory(
       new HttpAuthHandlerDigest::Factory());
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
+  for (size_t i = 0; i < arraysize(tests); ++i) {
     scoped_ptr<HttpAuthHandler> handler;
     int rv = factory->CreateAuthHandlerFromString(tests[i].challenge,
                                                   HttpAuth::AUTH_SERVER,